package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.Scanner;

public class JDBCDemo9 {
    public static void main(String[] args) {

        try(Connection connection = DBUtil.getConnection();) {
            connection.setTransactionIsolation(Connection.TRANSACTION_READ_COMMITTED);
            connection.setAutoCommit(false);//关闭自动提交
            String sql = "INSERT INTO user(username,password,nickname,age) VALUES(?,?,?,?)";
            PreparedStatement ps = connection.prepareStatement(sql);
            ps.setString(1,"admin");
            ps.setString(2,"212131");
            ps.setString(3,"管理员");
            ps.setInt(4,180);
            int num = ps.executeUpdate();
            System.out.println(num>0 ? "插入成功" : "插入失败");
            connection.commit();
            //connection.rollback();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
